Battery pack



FIG. 1 is a front, top and right side perspective view of a battery pack showing our new design;

FIG. 2 is a rear, bottom and left side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a right side view thereof, the left side view being a mirror image of FIG. 7.

The features shown in broken lines in the drawings depict environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a battery pack, as shown and described. 